clocksource/drivers/c-sky: fixup ftrace call-graph panic
authorGuo Ren <ren_guo@c-sky.com>
Mon, 31 Dec 2018 12:52:41 +0000 (20:52 +0800)
committerGuo Ren <ren_guo@c-sky.com>
Mon, 31 Dec 2018 15:17:23 +0000 (23:17 +0800)
commit0c87bb0e872cbbad59a965fc67668364066aa85e
tree9a5333366ac6d864a0036c448446895548d0f8fc
parentd7950be145c84ca5094c52bc1ad1e7f1893d0f19
clocksource/drivers/c-sky: fixup ftrace call-graph panic

We must add notrace on sched_clock_read, because it's called
by ftrace_graph_caller.

Signed-off-by: Guo Ren <ren_guo@c-sky.com>
drivers/clocksource/timer-mp-csky.c